Mining Incidents

Mojave Pit Metal/Non-Metal

Controlled by Penny J Holliday
Mojave, Kern County, CA  ·  Active
MSHA Mine ID: 0404665

Mojave Pit has $51K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
22
Years on record
1988–2025
Latest incident
Aug 2025
Compliance record
MSHA citations since 2000
100
citations
26
significant & substantial
$50,911
proposed penalties
$50,911
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
54
inspections on record
788
inspection hours
n/a
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
Rate withheld: 788 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Mojave Pit has $51K in proposed MSHA penalties and $0 outstanding across 1 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$51K
proposed penalties
$51K
current assessed
$51K
paid to date
$0
outstanding
98 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2024-11-05.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 4,546 0 0 0.0
2025 Q3 6,960 0 0 0.0
2025 Q2 4,779 0 0 0.0
2025 Q1 4,820 0 0 0.0
2024 Q4 5,130 2 0 389.9
2024 Q3 6,436 0 0 0.0
2024 Q2 5,553 0 0 0.0
2024 Q1 4,651 0 0 0.0
Show 93 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 3,767 0 0 0.0
2023 Q3 4,504 0 0 0.0
2023 Q2 5,764 0 0 0.0
2023 Q1 4,727 0 0 0.0
2022 Q4 5,173 0 0 0.0
2022 Q3 5,267 0 0 0.0
2022 Q2 5,434 0 0 0.0
2022 Q1 5,973 0 0 0.0
2021 Q4 6,749 2 0 296.3
2021 Q3 7,241 0 0 0.0
2021 Q2 5,367 0 0 0.0
2021 Q1 5,507 0 0 0.0
2020 Q4 5,407 1 1 184.9
2020 Q3 958 0 0 0.0
2020 Q2 1,327 0 0 0.0
2020 Q1 1,981 0 0 0.0
2019 Q4 1,563 0 0 0.0
2019 Q3 4,871 5 3 1026.5
2019 Q2 4,610 0 0 0.0
2019 Q1 5,091 0 0 0.0
2018 Q4 6,823 1 0 146.6
2018 Q3 7,073 1 0 141.4
2018 Q2 6,087 0 0 0.0
2018 Q1 5,319 1 0 188.0
2017 Q4 5,017 0 0 0.0
2017 Q3 3,927 0 0 0.0
2017 Q2 2,660 0 0 0.0
2017 Q1 2,546 0 0 0.0
2016 Q4 2,749 0 0 0.0
2016 Q3 3,590 0 0 0.0
2016 Q2 2,501 0 0 0.0
2016 Q1 2,938 1 0 340.4
2015 Q4 3,424 0 0 0.0
2015 Q3 3,686 0 0 0.0
2015 Q2 3,220 0 0 0.0
2015 Q1 2,336 0 0 0.0
2014 Q4 2,583 0 0 0.0
2014 Q3 2,748 2 0 727.8
2014 Q2 1,624 1 0 615.8
2014 Q1 1,648 0 0 0.0
2013 Q4 1,702 0 0 0.0
2013 Q3 1,902 0 0 0.0
2013 Q2 1,713 2 0 1167.5
2013 Q1 1,718 0 0 0.0
2012 Q4 1,722 2 0 1161.4
2012 Q3 2,629 0 0 0.0
2012 Q2 4,813 3 0 623.3
2012 Q1 6,499 0 0 0.0
2011 Q4 5,359 2 1 373.2
2011 Q3 4,735 0 0 0.0
2011 Q2 3,969 1 0 252.0
2011 Q1 2,683 0 0 0.0
2010 Q4 3,647 2 1 548.4
2010 Q3 4,789 0 0 0.0
2010 Q2 2,940 0 0 0.0
2010 Q1 3,393 3 1 884.2
2009 Q4 3,904 8 5 2049.2
2009 Q3 4,217 0 0 0.0
2009 Q2 4,323 0 0 0.0
2009 Q1 4,007 5 2 1247.8
2008 Q4 3,640 0 0 0.0
2008 Q3 4,979 0 0 0.0
2008 Q2 4,496 9 5 2001.8
2008 Q1 4,297 0 0 0.0
2007 Q4 4,008 8 0 1996.0
2007 Q3 2,971 0 0 0.0
2007 Q2 0 1 0
2007 Q1 2,600 0 0 0.0
2006 Q4 3,378 0 0 0.0
2006 Q3 3,356 5 0 1489.9
2006 Q2 2,276 0 0 0.0
2006 Q1 2,460 0 0 0.0
2005 Q4 2,528 0 0 0.0
2005 Q3 4,203 14 1 3331.0
2005 Q2 2,913 0 0 0.0
2005 Q1 376 0 0 0.0
2004 Q4 2,022 0 0 0.0
2004 Q3 5,037 0 0 0.0
2004 Q2 4,767 0 0 0.0
2004 Q1 3,073 2 1 650.8
2003 Q4 2,853 0 0 0.0
2003 Q3 2,353 0 0 0.0
2002 Q3 1,336 0 0 0.0
2002 Q2 2,726 2 1 733.7
2002 Q1 72 0 0 0.0
2001 Q4 0 0 0
2001 Q3 278 1 0 3597.1
2001 Q2 2,839 0 0 0.0
2001 Q1 2,278 0 0 0.0
2000 Q4 2,456 0 0 0.0
2000 Q3 1,215 0 0 0.0
2000 Q2 2,777 13 4 4681.3
2000 Q1 3,443 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

22 on file

2025 · 1 incident

August 23, 2025 CA · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator MACHINERY
Holliday Rock Company Inc · Struck against a moving object

Early morning, still dark outside. Operator made a mistake during start up and panicked. Tried to stop the plant after stacker malfunction and ran over uneven ground "water ruts" on backhoe. Injured back during rough ride and damaged the tire and rim.

2024 · 1 incident

October 22, 2024 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Holliday Rock Company Inc · Over-exertion (Not Elsewhere Classified)

Employee traversing across plant site, encountered wet material and slipped rolling ankle. Employee was taken to the clinic where a diagnosis was made of a sprained ankle and fractured fibula.

2021 · 1 incident

April 5, 2021 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Holliday Rock Company Inc · Fall down stairs

Employee was walking down a stairwell and lost their footing missing the step EE intended to hit and landing on the next step with their right foot spraining the ankle.

2019 · 1 incident

April 15, 2019 CA · Metal/Non-Metal miner, prospector, nec MACHINERY
Holliday Rock Company Inc · Struck by falling object

While shoveling by a shaker screen a rock came off and hit miner in the left shoulder

2017 · 1 incident

December 18, 2017 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Holliday Rock Company Inc · Struck by falling object

While getting ready to cut a piece of angle iron (10' X 3") the angle iron slipped off the vice and struck left pinky finger.

2011 · 1 incident

February 18, 2011 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Holliday Rock Company Inc · Struck by... (Not Elsewhere Classified)

Employee was attempting to cut a belt with a cutting tool. Employee cut toward himself. The tool slipped from what he was cutting and stuck his finger.

2009 · 2 incidents

July 7, 2009 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator OTHER
Holliday Rock Company Inc · Struck by flying object

High winds--Rock/sand debris into left eye causing irritation.

April 27, 2009 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Holliday Rock Company Inc · Over-exertion (Not Elsewhere Classified)

On 4-27-09 EE says that he hurt his lower back while moving a metal rack, he did not report the injury at that time. On 4-28-09 the pain returned while operating his truck. Doctor's diagnisis: Lower back strain/spasm.

2005 · 1 incident

May 18, 2005 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Asphalt Construction Company Inc · Struck by falling object

Employee was on his back adjusting the jaw crusher; the jack fell and struck left side of his head.

1995 · 1 incident

March 3, 1995 CA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler HANDTOOLS (NONPOWERED)
East Kern Aggregates Inc · Struck by... (Not Elsewhere Classified)

EMPLOYE EWAS HAMMERING ON A GEAR & HIT HIS LEG AND A PIECE OF STEEL WAS LODGED IN HIS LEFT KNEE.

1994 · 2 incidents

March 7, 1994 CA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler HANDTOOLS (NONPOWERED)
East Kern Aggregates Inc · Over-exertion in lifting objects

EMPLOYEE FAILED TO NOTIFY ANYONE AT JOB SITE OF AN INJURY. HE WENT TO A DR. AND THEN CALLED OFFICE.

January 28, 1994 CA · Metal/Non-Metal continuous miner operator, coal mole operator MACHINERY
East Kern Aggregates Inc · Struck by flying object

WORKING ON JAW CRUSHER WHEN A ROCK SHOT OUT AND HIS HIS RIGHT KNEE & HAND.

1993 · 3 incidents

October 18, 1993 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
East Kern Aggregates Inc · Struck by flying object

USING PRESSURE WASHER AND SOMETHING FLEW INTO HIS LEFT EYE.

March 4, 1993 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator MACHINERY
East Kern Aggregates Inc · Struck by flying object

WAS WALKING BY PLANT OPERATOR WHLE HE WAS GRINDING AND A PIECE OF SLAG WENT INTO HIS EYE.

January 5, 1993 CA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
East Kern Aggregates Inc · Fall onto or against objects

SHOVELING OUT TAIL PULLEY IN SURGE TUNNEL, WAS ON HIS WAY OUT, SLIPPED FELL AGAINST TUNNEL WALL.

1992 · 2 incidents

June 19, 1992 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Asphalt Construction Company Inc · Fall onto or against objects

68935 HELPING CHANGE SCREEN ON PLANT. HE WAS PULLING ON WRENCH, IT SLIPPED, HE FELL BACK AND HIT THE GUARD RAIL WITH HIS BACK.

1991 · 2 incidents

April 24, 1991 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Asphalt Construction Company Inc · Struck by falling object

CLIMBING UP THE PRIMARY SCREEN, ROCK FELL OFF HITTING HIM IN FOREHEAD,WHICH RESULTED IN MEDICAL TREATMENT. "NECK COLLOR" & RESTRICTED DUTY.

1988 · 3 incidents

December 8, 1988 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Asphalt Construction Company Inc · Over-exertion in lifting objects

I NAME CLAIMS HE INJURED HIS BACK ON 12-8-88 HE DID NOT NOTIFY SUPERVISOR UNTIL 1-19-89 DISCUSSED WITH MSHA TURNED OUT TO BE INDUSTRIUAL ACCIDENT THERE WAS A QUESTION ABOUT WHETHER THIS HAPPEN ED ON JOB OR AT HOME

July 7, 1988 CA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Asphalt Construction Company Inc · Fall onto or against objects

EMPL WAS GOING TO STOP LEAK ON 1 1/2 SHOOT WHEN HIS FEET SLIPPED AND STROOK SOM ANGLE IRON FRACTURED 3 RIBS THIS REPORT BEING SUBMITTED BECAUSE OF MSHA PART 50 AUDIT VM

March 18, 1988 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Asphalt Construction Company Inc · Over-exertion in lifting objects

CHANGING OIL IN 280 CLARK DOZER LIFTED DRAIN OIL CAN AND STRAINED BACK THIS REPORT BEING SUBMITTED BECAUSE OF MSHA PART 50 AUDIT VM

For insurers, brokers, and safety consultants

The full compliance file on Mojave Pit

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.